\u722c\u53d6\u7f51\u7ad9<\/strong><\/h2>\nurl = 'https:\/\/example.com'<\/p>\n
crawl_website(url)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u89e3\u6790\u7f51\u9875\u5185\u5bb9<\/p>\n<\/p>\n
\u89e3\u6790\u7f51\u9875\u5185\u5bb9\u662f\u722c\u866b\u8f6f\u4ef6\u7684\u5173\u952e\u6b65\u9aa4\u4e4b\u4e00\u3002\u6211\u4eec\u9700\u8981\u4f7f\u7528\u5408\u9002\u7684\u89e3\u6790\u5e93\u6765\u89e3\u6790\u7f51\u9875\u5185\u5bb9\u5e76\u63d0\u53d6\u6240\u9700\u7684\u6570\u636e\u3002\u5728Python\u4e2d\uff0c\u5e38\u7528\u7684\u89e3\u6790\u5e93\u6709BeautifulSoup\u548clxml\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528BeautifulSoup\u5e93\u6765\u89e3\u6790\u7f51\u9875\u5185\u5bb9\u5e76\u63d0\u53d6\u6570\u636e\uff1a<\/p>\n<\/p>\n
import requests<\/p>\nfrom bs4 import BeautifulSoup<\/p>\n
def parse_webpage(url):<\/p>\n
response = requests.get(url)<\/p>\n
if response.status_code == 200:<\/p>\n
soup = BeautifulSoup(response.text, 'html.parser')<\/p>\n
# \u63d0\u53d6\u6570\u636e<\/p>\n
titles = soup.find_all('h1')<\/p>\n
for title in titles:<\/p>\n
print(title.text)<\/p>\n
else:<\/p>\n
print(f'Failed to retrieve the webpage. Status code: {response.status_code}')<\/p>\n
\u89e3\u6790\u7f51\u9875<\/strong><\/h2>\nurl = 'https:\/\/example.com'<\/p>\n
parse_webpage(url)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u56db\u3001\u5b58\u50a8\u83b7\u53d6\u7684\u6570\u636e<\/p>\n<\/p>\n
\u5b58\u50a8\u83b7\u53d6\u7684\u6570\u636e\u662f\u722c\u866b\u8f6f\u4ef6\u7684\u6700\u540e\u4e00\u6b65\u3002\u6211\u4eec\u9700\u8981\u5c06\u63d0\u53d6\u5230\u7684\u6570\u636e\u5b58\u50a8\u5230\u5408\u9002\u7684\u5b58\u50a8\u4ecb\u8d28\u4e2d\uff0c\u5982\u6587\u4ef6\u3001\u6570\u636e\u5e93\u7b49\u3002\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5185\u7f6e\u7684\u6587\u4ef6\u64cd\u4f5c\u51fd\u6570\u6216\u7b2c\u4e09\u65b9\u5e93\u6765\u5b9e\u73b0\u6570\u636e\u5b58\u50a8\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5c06\u63d0\u53d6\u5230\u7684\u6570\u636e\u5b58\u50a8\u5230CSV\u6587\u4ef6\u4e2d\uff1a<\/p>\n<\/p>\n
import requests<\/p>\nfrom bs4 import BeautifulSoup<\/p>\n
import csv<\/p>\n
def crawl_and_store_data(url, output_file):<\/p>\n
response = requests.get(url)<\/p>\n
if response.status_code == 200:<\/p>\n
soup = BeautifulSoup(response.text, 'html.parser')<\/p>\n
# \u63d0\u53d6\u6570\u636e<\/p>\n
items = soup.find_all('a', class_='item')<\/p>\n
data = []<\/p>\n
for item in items:<\/p>\n
title = item.text<\/p>\n
link = item['href']<\/p>\n
data.append([title, link])<\/p>\n
# \u5b58\u50a8\u6570\u636e\u5230CSV\u6587\u4ef6<\/p>\n
with open(output_file, 'w', newline='', encoding='utf-8') as file:<\/p>\n
writer = csv.writer(file)<\/p>\n
writer.writerow(['Title', 'Link'])<\/p>\n
writer.writerows(data)<\/p>\n
else:<\/p>\n
print(f'Failed to retrieve the webpage. Status code: {response.status_code}')<\/p>\n
\u722c\u53d6\u7f51\u7ad9\u5e76\u5b58\u50a8\u6570\u636e<\/strong><\/h2>\nurl = 'https:\/\/example.com'<\/p>\n
output_file = 'data.csv'<\/p>\n
crawl_and_store_data(url, output_file)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u5904\u7406\u53cd\u722c\u673a\u5236<\/p>\n<\/p>\n
\u5904\u7406\u53cd\u722c\u673a\u5236\u662f\u5f00\u53d1\u722c\u866b\u8f6f\u4ef6\u65f6\u9700\u8981\u8003\u8651\u7684\u91cd\u8981\u95ee\u9898\u3002\u8bb8\u591a\u7f51\u7ad9\u90fd\u6709\u53cd\u722c\u673a\u5236\uff0c\u5982IP\u5c01\u7981\u3001\u9a8c\u8bc1\u7801\u3001\u52a8\u6001\u5185\u5bb9\u52a0\u8f7d\u7b49\u3002\u5728\u5f00\u53d1\u722c\u866b\u65f6\uff0c\u6211\u4eec\u9700\u8981\u91c7\u53d6\u4e00\u4e9b\u63aa\u65bd\u6765\u5e94\u5bf9\u8fd9\u4e9b\u53cd\u722c\u673a\u5236\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u53cd\u722c\u673a\u5236\u53ca\u5e94\u5bf9\u65b9\u6cd5\uff1a<\/p>\n<\/p>\n
\n- IP\u5c01\u7981<\/strong>\uff1a\u901a\u8fc7\u66f4\u6362IP\u5730\u5740\u6216\u4f7f\u7528\u4ee3\u7406\u670d\u52a1\u5668\u6765\u7ed5\u8fc7IP\u5c01\u7981\u3002<\/li>\n
- \u9a8c\u8bc1\u7801<\/strong>\uff1a\u4f7f\u7528OCR\u6280\u672f\u6216\u624b\u52a8\u8f93\u5165\u9a8c\u8bc1\u7801\u6765\u7ed5\u8fc7\u9a8c\u8bc1\u7801\u3002<\/li>\n
- \u52a8\u6001\u5185\u5bb9\u52a0\u8f7d<\/strong>\uff1a\u4f7f\u7528Selenium\u6216\u5176\u4ed6\u6d4f\u89c8\u5668\u81ea\u52a8\u5316\u5de5\u5177\u6765\u6a21\u62df\u7528\u6237\u884c\u4e3a\u5e76\u52a0\u8f7d\u52a8\u6001\u5185\u5bb9\u3002<\/li>\n<\/ol>\n
\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528Selenium\u5e93\u6765\u5904\u7406\u52a8\u6001\u5185\u5bb9\u52a0\u8f7d\uff1a<\/p>\n<\/p>\n
from selenium import webdriver<\/p>\nfrom selenium.webdriver.common.by import By<\/p>\n
import time<\/p>\n
def crawl_dynamic_website(url):<\/p>\n
# \u542f\u52a8\u6d4f\u89c8\u5668<\/p>\n
driver = webdriver.Chrome()<\/p>\n
driver.get(url)<\/p>\n
# \u6a21\u62df\u7528\u6237\u884c\u4e3a\uff0c\u7b49\u5f85\u9875\u9762\u52a0\u8f7d<\/p>\n
time.sleep(5)<\/p>\n
# \u63d0\u53d6\u6570\u636e<\/p>\n
items = driver.find_elements(By.CLASS_NAME, 'item')<\/p>\n
for item in items:<\/p>\n
title = item.text<\/p>\n
link = item.get_attribute('href')<\/p>\n
print(f'Title: {title}, Link: {link}')<\/p>\n
# \u5173\u95ed\u6d4f\u89c8\u5668<\/p>\n
driver.quit()<\/p>\n
\u722c\u53d6\u52a8\u6001\u5185\u5bb9\u7f51\u7ad9<\/strong><\/h2>\nurl = 'https:\/\/example.com'<\/p>\n
crawl_dynamic_website(url)<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7\u4e0a\u8ff0\u6b65\u9aa4\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Python\u7f16\u5199\u4e00\u4e2a\u7b80\u5355\u7684\u722c\u866b\u8f6f\u4ef6\u6765\u722c\u53d6\u7f51\u9875\u5185\u5bb9\u5e76\u5b58\u50a8\u83b7\u53d6\u7684\u6570\u636e\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u6839\u636e\u5177\u4f53\u9700\u6c42\u548c\u7f51\u7ad9\u7684\u7279\u70b9\uff0c\u9009\u62e9\u5408\u9002\u7684\u5e93\u548c\u6280\u672f\u6765\u5b9e\u73b0\u722c\u866b\u8f6f\u4ef6\u3002\u5e0c\u671b\u8fd9\u7bc7\u6587\u7ae0\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n \u5982\u4f55\u9009\u62e9\u5408\u9002\u7684Python\u5e93\u6765\u5f00\u53d1\u722c\u866b\u8f6f\u4ef6\uff1f<\/strong>
\u5728\u5f00\u53d1\u722c\u866b\u8f6f\u4ef6\u65f6\uff0c\u9009\u62e9\u5408\u9002\u7684\u5e93\u81f3\u5173\u91cd\u8981\u3002\u5e38\u7528\u7684Python\u5e93\u5305\u62ecRequests\u548cBeautiful Soup\uff0c\u7528\u4e8e\u5904\u7406HTTP\u8bf7\u6c42\u548c\u89e3\u6790HTML\u6587\u6863\u3002\u6b64\u5916\uff0cScrapy\u662f\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684\u6846\u67b6\uff0c\u53ef\u4ee5\u5e2e\u52a9\u4f60\u5feb\u901f\u6784\u5efa\u722c\u866b\uff0c\u5904\u7406\u6570\u636e\u5b58\u50a8\u548c\u8c03\u5ea6\u7b49\u4efb\u52a1\u3002\u6839\u636e\u9879\u76ee\u7684\u590d\u6742\u6027\u548c\u9700\u6c42\uff0c\u9009\u62e9\u9002\u5408\u7684\u5de5\u5177\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u3002<\/p>\n\u600e\u6837\u5904\u7406\u722c\u866b\u4e2d\u7684\u53cd\u722c\u866b\u673a\u5236\uff1f<\/strong>
\u8bb8\u591a\u7f51\u7ad9\u4f1a\u4f7f\u7528\u53cd\u722c\u866b\u673a\u5236\u6765\u9632\u6b62\u81ea\u52a8\u5316\u8bbf\u95ee\u3002\u4e3a\u4e86\u6709\u6548\u5e94\u5bf9\u8fd9\u4e9b\u6311\u6218\uff0c\u5f00\u53d1\u8005\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e\u9002\u5f53\u7684\u8bf7\u6c42\u5934\u3001\u968f\u673a\u5316\u8bf7\u6c42\u95f4\u9694\u3001\u4f7f\u7528\u4ee3\u7406IP\u4ee5\u53ca\u6a21\u62df\u7528\u6237\u884c\u4e3a\u7b49\u65b9\u5f0f\u6765\u63d0\u9ad8\u722c\u866b\u7684\u9690\u853d\u6027\u3002\u6b64\u5916\uff0c\u4f7f\u7528\u52a8\u6001\u6e32\u67d3\u5de5\u5177\uff08\u5982Selenium\uff09\u53ef\u4ee5\u5e2e\u52a9\u5904\u7406JavaScript\u751f\u6210\u7684\u5185\u5bb9\uff0c\u4ece\u800c\u7ed5\u8fc7\u4e00\u4e9b\u53cd\u722c\u866b\u7b56\u7565\u3002<\/p>\n\u5728\u722c\u866b\u5f00\u53d1\u8fc7\u7a0b\u4e2d\uff0c\u5982\u4f55\u4fdd\u8bc1\u6570\u636e\u7684\u5408\u6cd5\u6027\u4e0e\u5408\u89c4\u6027\uff1f<\/strong>
\u5728\u8fdb\u884c\u6570\u636e\u722c\u53d6\u65f6\uff0c\u9075\u5faa\u6cd5\u5f8b\u6cd5\u89c4\u548c\u7f51\u7ad9\u7684\u4f7f\u7528\u6761\u6b3e\u975e\u5e38\u91cd\u8981\u3002\u5f00\u53d1\u8005\u5e94\u4ed4\u7ec6\u9605\u8bfb\u76ee\u6807\u7f51\u7ad9\u7684robots.txt\u6587\u4ef6\uff0c\u4ee5\u4e86\u89e3\u5176\u722c\u866b\u653f\u7b56\u3002\u6b64\u5916\uff0c\u907f\u514d\u6293\u53d6\u654f\u611f\u4fe1\u606f\u548c\u4e2a\u4eba\u6570\u636e\uff0c\u786e\u4fdd\u9075\u5faa\u6570\u636e\u9690\u79c1\u4fdd\u62a4\u76f8\u5173\u6cd5\u5f8b\uff0c\u5982GDPR\u7b49\uff0c\u80fd\u591f\u6709\u6548\u907f\u514d\u6cd5\u5f8b\u98ce\u9669\uff0c\u786e\u4fdd\u722c\u866b\u9879\u76ee\u7684\u5408\u6cd5\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u5982\u4f55\u7528python\u505a\u4e00\u4e2a\u722c\u866b\u8f6f\u4ef6 \u7528Python\u505a\u4e00\u4e2a\u722c\u866b\u8f6f\u4ef6\u7684\u4e3b\u8981\u6b65\u9aa4\u5305\u62ec\uff1a\u9009\u62e9\u5408\u9002\u7684\u5e93\u3001\u7f16\u5199\u722c\u866b\u4ee3\u7801\u3001\u89e3\u6790 […]","protected":false},"author":3,"featured_media":1112167,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1112163"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1112163"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1112163\/revisions"}],"predecessor-version":[{"id":1112169,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1112163\/revisions\/1112169"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1112167"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1112163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1112163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1112163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"\u5982\u4f55\u7528python\u505a\u4e00\u4e2a\u722c\u866b\u8f6f\u4ef6\"](\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25074309\/19c1f2c0-1bee-4710-a5e8-c8ea02fe143a.webp\")
<\/p>\n